Elsa runs every 3 day and swims every fifth day if elsa runs and swims today in how many days will she run and swim again on the same day

Carson has only $20 bills and $10 bill in her wallet. the total value of the bills is $50. she has 1 more $20 bill than $10 bills. how many each kind of bill does carson have? a. one $20 and two $10 bills b. two $20 bills and one $10 bill c. one $20 bills and three $10 bills d. two $20 bills and two $10 bills

Simplify.7x + 3y - 2 + 6x + 1 + y squared 2 you! ; )

I'll give brainliest if you answer right : )